B'way Music Direction/Conducting: Sondheim On Sondheim, Avenue Q. Off-B'way Music Direction: Silence! The Musical, Dear Edwina, Ernest In Love, Pageant, Finian's Rainbow (Irish Rep), The Fantasticks (Sullivan St. and Orbach Theaters), Avenue Q (Vineyard and New World Stages). Regional Music Direction: Guthrie, North Shore, PlayMakers Rep, Cape Playhouse, Asolo Rep, Goodspeed, Old Globe. Concert Conducting: Camelot (Jeremy Irons), Brigadoon (Danieley, Errico), Rags (20th Anniversary), Pippin (Ben Vereen), Children of Eden (NYC premiere). Cast recordings: Sondheim On Sondheim, Dear Edwina, After The Ball, Finian's Rainbow (Irish Rep), Avenue Q. Keyboard Programming: Avenue Q, Bombay Dreams, Silence! The Musical, Pageant, many regional. Mark is the recipient of three MAC Awards and the Backstage Bistro Award for Music Direction.